Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9689128 | Artificial dam of distributed coal mine underground reservoir and its constructing method | Dazhao Gu, Quansheng Li, Zhiguo Cao | 2017-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9689128 | Artificial dam of distributed coal mine underground reservoir and its constructing method | Dazhao Gu, Quansheng Li, Zhiguo Cao | 2017-06-27 |